package com.copro.chemdb.areas;

import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.ihelpuoo.lang.NumericUtils;

import com.copro.simple.Application;

public class ListCityAction extends Action {

	@Override
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		Application app = Application.me(request);
		int provinceId = NumericUtils.parseInt(request.getParameter("provinceId"), -1);
		List<City> cities = null;
		if(-1 == provinceId){
			cities = AreaUtils.getAllCity(app);
		}else{
			cities = AreaUtils.getCityByProvince(app, provinceId);
		}		
		request.setAttribute("citySet", cities);
		return mapping.findForward("list");
	}

}
